Home / 3,272.54-4,904.82-1,515.15

Finding the Fourth Proportional to 3,272.54, 4,904.82 and 1,515.15

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Solution

The fourth proportional to 3,272.54, 4,904.82 and 1,515.15 is: 2,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.54 : 4,904.82 = 1,515.15 : x
  2. Step 2: Convert to fraction form
    3,272.54/4,904.82 = 1,515.15/x
  3. Step 3: Cross multiply
    3,272.54x = 4,904.82 × 1,515.15
  4. Step 4: Simplify right side
    3,272.54x = 7,431,538.02
  5. Step 5: Solve for x
    x = 7,431,538.02/3,272.54
  6. Step 6: Final answer
    x = 2,270.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.